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in a random sample of 8 Laptops, the mean repair cost per laptop was $90.46 and...

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Statistics

in a random sample of 8 Laptops, the mean repair cost per laptopwas $90.46 and the standard deviation was $19.30. Assume thevariable is normally distributed and construct a 90% confidenceinterval forμ. Round your answer two decimal place

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Given that 9046s 1930n 8Degrees of freedom df n 1 8 1    See Answer
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